← View Generic P0455 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2017 Mini COOPER CLUBMAN

P0455: EVAP System Leak Detected Large Leak

on 2017 Mini COOPER CLUBMAN

Fix Cost
$20 - $200
Parts & Labor
Difficulty
2/5
30 mins - 2 hours
DIY Possible?
✅ Yes
Save money
Your Vehicle
2017 Mini
COOPER CLUBMAN
⚠️

Important for 2017 Mini COOPER CLUBMAN Owners

Before starting repairs, verify which engine your 2017 Mini COOPER CLUBMAN has. Check your VIN or engine code to ensure you order the correct parts.

📖 What Does P0455 Mean on 2017 Mini COOPER CLUBMAN?

A large leak has been detected in the evaporative emission control system, allowing significant amounts of fuel vapor to escape.
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Symptoms

  • • Check engine light
  • • strong fuel odor especially when refueling
  • • failed emissions test
  • • fuel smell inside vehicle.
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Common Causes

  • • Missing or severely damaged gas cap
  • • major EVAP hose damage
  • • faulty purge or vent valve
  • • damaged fuel tank
  • • loose fuel filler neck.
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How to Fix P0455 on 2017 Mini COOPER CLUBMAN

Replace gas cap, repair or replace damaged EVAP hoses, replace faulty valves, inspect fuel tank for damage, tighten fuel system connections.

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Need Maintenance Info for Your COOPER CLUBMAN?

Get oil capacity, filter specs, and torque settings for your specific 2017 Mini COOPER CLUBMAN.

View 2017 Mini COOPER CLUBMAN Specs

Parts for 2017 Mini COOPER CLUBMAN

Gas Cap Shop ↗ EVAP Purge Valve Shop ↗ EVAP Canister Shop ↗ Vacuum Hoses Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with P0455

P0440 Related Problem

Evaporative Emission Control System Malfunction

Low
P0441 Related Problem

P0441: Evaporative Emission Control System Malfunction

Medium
P0442 Related Problem

EVAP System Leak Detected Small Leak

Low
P0443 Related Problem

Evaporative Emission Control System Purge Control Valve Circuit Malfunction

Medium
P0446 Related Problem

Evaporative Emission Control System Vent Control Circuit Malfunction

Medium

💡 Why These Codes Are Related:

  • • Similar Issues: Same root cause or component failure
  • • Related Problems: Often occur together due to system interactions
  • • Sequential Codes: Progressive failure stages or multiple sensors
  • • Same System: Components within the same automotive system